* Use Az login with OpenID connection to get test credentials.
* Set subscription id environment variable.
* Update testExplorer and cleanup job.
* Retrieve access token in test case and pass to testExplorer.
* Add debug tracing for tests.
* Set up other mongo test to use Az CLI creds.
* Revert subscription id retrieval.
* Add CLI credentials retrieval to rest of tests.
* Fix missing imports.
* Clean up redundant code.
* Remove commented import statement.